As the saying goes, “Never underestimate the power of fitness,” and Erica Liermann is a prime example of that message.  Liermann, a veteran of the U.S. Army, joined the military following the Sept. 11, 2001 terrorist attacks. After multiple deployments, including combat time in Operation Iraqi Freedom , Liermann left the Army, but couldn’t shake the emotional and psychological wounds. After being diagnosed with Post-Traumatic Stress Disorder, she searched for some type of healthy outlet to